/*
 * Copyright (C) 2005-2011 MaNGOS <http://getmangos.com/>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef _TILEASSEMBLER_H_
#define _TILEASSEMBLER_H_

#include <G3D/Vector3.h>
#include <G3D/Matrix3.h>
#include <map>

#include "ModelInstance.h"

namespace VMAP
{
	/**
	This Class is used to convert raw vector data into balanced BSP-Trees.
	To start the conversion call convertWorld().
	*/
	//===============================================

	class ModelPosition
	{
		private:
			G3D::Matrix3 iRotation;
		public:
			G3D::Vector3 iPos;
			G3D::Vector3 iDir;
			float iScale;
			void init()
			{
				iRotation = G3D::Matrix3::fromEulerAnglesZYX(G3D::pi() * iDir.y / 180.f, G3D::pi() * iDir.x / 180.f, G3D::pi() * iDir.z / 180.f);
			}
			G3D::Vector3 transform(const G3D::Vector3 & pIn) const;
			void moveToBasePos(const G3D::Vector3 & pBasePos) { iPos -= pBasePos; }
	};

	typedef std::map<G3D::uint32, ModelSpawn> UniqueEntryMap;
	typedef std::multimap<G3D::uint32, G3D::uint32> TileMap;

	struct MapSpawns
	{
		UniqueEntryMap UniqueEntries;
		TileMap TileEntries;
	};

	typedef std::map<G3D::uint32, MapSpawns*> MapData;
	//===============================================

	class TileAssembler
	{
		private:
			std::string iDestDir;
			std::string iSrcDir;
			bool (*iFilterMethod)(char* pName);
			G3D::Table<std::string, unsigned int > iUniqueNameIds;
			unsigned int iCurrentUniqueNameId;
			MapData mapData;

		public:
			TileAssembler(const std::string & pSrcDirName, const std::string & pDestDirName);
			virtual ~TileAssembler();

			bool convertWorld2();
			bool readMapSpawns();
			bool calculateTransformedBound(ModelSpawn & spawn);

			bool convertRawFile(const std::string & pModelFilename);
			void setModelNameFilterMethod(bool (*pFilterMethod)(char* pName)) { iFilterMethod = pFilterMethod; }
			std::string getDirEntryNameFromModName(unsigned int pMapId, const std::string & pModPosName);
			unsigned int getUniqueNameId(const std::string pName);
	};

}                                                           // VMAP
#endif                                                      /*_TILEASSEMBLER_H_*/
